.beijing {
  height: 660px;
  background: url(../img/xw_b.jpg) no-repeat center top;
  background-size: cover;
}
.beijing .its {
  width: 1300px;
  height: 500px;
  margin: 0 auto;
  color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.beijing .its .l {
  width: 650px;
  text-align: left;
}
.beijing .its .l h2 {
  font-size: 38px;
  font-weight: bold;
  line-height: 52px;
}
.beijing .its .l p {
  font-size: 14px;
  line-height: 24px;
  padding-top: 8px;
}
.Qie .Ding {
  width: 1300px;
  height: 74px;
  line-height: 74px;
  margin: 0 auto;
}
.Qie .Ding .ul {
  width: 800px;
  margin: 0 auto;
  display: flex;
  justify-content: space-around;
  align-items: center;
}
.Qie .Ding .ul a:hover {
  background: url(../image/im-47.png) no-repeat center bottom;
}
.Qie .Ding .ul a {
  font-size: 18px;
  color: #333;
  display: block;
}
.Qie .Di {
  background-color: #ddd;
}
.Qie .Di iframe {
  margin-top: 30px;
  padding: 25px;
  background-color: #fff;
}
.aa {
  background: url(../image/im-47.png) no-repeat center bottom;
}
